≤20% (2) ≤3% (2) .06% & 1kHz (1) 1% & 1kHz (1) 1% @ Rated Output (2) 10 (8) 10.16% at 480V (2) 11.8% at 480V (1) 12.3% at 480V (2) 12.4% at 120V, 13.23% a. (3) 12.66% at 480V (1) 12.82% at 120V, 13.68% . (3) 13.32% at 120V, 13.25% . (2) 15 (1) 19.15% at 480V (2) 20 (1) 3.48% at 120V, 5.48% at. (1) 4.36% at 120V, 6.76% at. (1) 4.58% at 120V, 8.38% at. (1) 5.18% at 120V, 9.23% at. (1) 5.65% at 120V, 6.74% at. (1) 5.94% at 120V, 3.15% at. (1) 6.3% at 480V (1) 6.34% at 120V, 14.24% a. (1) 6.56% at 480V (1) 8.57% at 120V, 17.36% a. (2) 8.64% at 480V (1) 8.75% at 120V, 17.92% a. (1) 9.13% at 120V, 19.84% a. (2) Less than 0.5% (2)